Full Exhaust, Norton/Ninja400R Velocity Stacks and ECU Flash Package Deal – Kawasaki Ninja 400 / Z400

DO NOT SHIP until we have emailed you with shipping instructions AFTER you have placed your order, and it has been confirmed!

FREE US SHIPPING on this item!

We DO NOT sell OEM ECU’s or do ECU cores, you MUST send in an ECU for us to flash.

*You must send in your OEM ECU to be flashed.  The price includes FREE return shipping to you in the US.

Current turnaround time to send in your ECU to be flashed is typically only 1-3 business days.

Once you place your order, we’ll contact you with shipping information to send in your ECU.

If you have already purchased an FTECU kit and have a license for your ECU, please email us at sales@norton-motorsports.com for a discounted price to use your license.

For more information on ECU flashing, read our article here:  Power Commander vs. Bazzaz Z-Fi vs. ECU Flash vs. aRacer Race ECU

By far the best power and performance bang-for-the-buck upgrade for your Ninja 4oo is to install one of these top performing exhausts with our Ninja400R Superbike Velocity Stacks and our Race Spec ECU Flash.  Add 7+ horsepower and 2.5 ft*lbs of torque to your Ninja 400!

*We recommend installing a block off plate at the same time as flashing the ECU or you will get some backfiring from the exhaust.